The farms of the future may be where you would least expect to find them -- in towering skyscrapers in some of the world's largest cities

By Jennifer Cutraro, 00:00 AM October 8, 2008

When you hear the word “farm,” chances are you picture rolling hills in the country covered with cows and cornstalks. But some scientists, engineers and city planners say the farms of the future could rise straight into the air — in skyscrapers in the world’s most populated cities.

It might sound far-fetched, but in fact, some of the technology for growing crops indoors already exists. The scientists stationed at the South Pole research station enjoy fresh salads every day from vegetables...